Home / 298,867,927.20-448,301,890.80-104,998,250.40

Finding the Fourth Proportional to 298,867,927.20, 448,301,890.80 and 104,998,250.40

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Solution

The fourth proportional to 298,867,927.20, 448,301,890.80 and 104,998,250.40 is: 157,497,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,867,927.20 : 448,301,890.80 = 104,998,250.40 : x
  2. Step 2: Convert to fraction form
    298,867,927.20/448,301,890.80 = 104,998,250.40/x
  3. Step 3: Cross multiply
    298,867,927.20x = 448,301,890.80 × 104,998,250.40
  4. Step 4: Simplify right side
    298,867,927.20x = 47,070,914,185,011,864
  5. Step 5: Solve for x
    x = 47,070,914,185,011,864/298,867,927.20
  6. Step 6: Final answer
    x = 157,497,375.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.